Fig. 3. Direct deconstruction of the C_sp2–C_sp3 bond with various bonding environments at the aliphatic C_α position.

Reaction results are the averages of three experiments conducted in parallel. Reaction conditions are the following: substrate (1 mmol), HY₃₀ (0.3 g), H₂O (4.0 ml), 180°C, 1 hour, 0.5 MPa of Ar, and 800 rpm. *Bzl, benzyl group; †Ac, acetyl group; ‡Bz, benzoyl group.